Note 12. Restructuring and Others (Tables)
 3 Months Ended
Mar. 31, 2013
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
   
Fiscal 2011 Restructuring Plan
 
   
Three Months Ended March 31, 2013
   
Three Months Ended March 25, 2012
 
   
(in thousands)
 
Accrued restructuring balance, beginning of period
  $ 538     $ 8,087  
Provision:
               
Asset relocation fees
    -       2,190  
Asset impairment charges
    -       2,070  
Severance and others
    -       1,114  
Restructuring charges
    -       5,374  
Non-cash adjustments (1)
    (74 )     (2,829 )
Cash payments
    (419 )     (4,988 )
Accrued restructuring balance, end of period
  $ 45     $ 5,644  
(1) Non-cash adjustments relate to asset impairment charges and foreign currency translations.